#region Copyright(c) 2006 ZO, All right reserved.
// -----------------------------------------------------------------------------
// Copyright(c) 2006 ZO, All right reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//   1.  Redistribution of source code must retain the above copyright notice,
//       this list of conditions and the following disclaimer.
//   2.  Redistribution in binary form must reproduce the above copyright
//       notice, this list of conditions and the following disclaimer in the
//       documentation and/or other materials provided with the distribution.
//   3.  The name of the author may not be used to endorse or promote products
//       derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
// EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// -----------------------------------------------------------------------------
#endregion


#region Using directives
using System;
using System.Collections.Generic;
using System.Text;
using ArgumentNullException = ZO.SmartCore.Core.ArgumentNullException;
using ArgumentException = ZO.SmartCore.Core.ArgumentException;
using ArgumentOutOfRangeException = ZO.SmartCore.Core.ArgumentOutOfRangeException;
using ZO.SmartCore.Configuration;
using System.Configuration;
using System.Runtime.Remoting;
#endregion

namespace ZO.SmartCore.My4CSharp
{
    /// <summary>
    /// Configuration Format specified by Configuration file
    /// </summary>
    public class ConfigBasedConfigurationFormat : IConfigurationFormat
    {

  
        #region Constructors
        /// <summary>
        /// Initializes a new instance of the <see cref="ConfigBasedConfigurationFormat"/> class.
        /// </summary>
        public ConfigBasedConfigurationFormat()
        {
            My4CSharpConfigurationSection section = ConfigurationManager.GetSection("My4CSharp")
                as My4CSharpConfigurationSection;

            if (section != null)
            {
                string text = section.Settings.Formatter;
                if (!String.IsNullOrEmpty(text))
                {
                    textArray = text.Split(',');
                }
            }
            this.Formatter = CreateFormatter();
        }
        #endregion

        #region Fields
        private IConfigurationFormat Formatter;
        private string[] textArray;
        #endregion


        #region Methods

        /// <summary>
        /// Creates the formatter.
        /// </summary>
        /// <returns></returns>
        protected virtual IConfigurationFormat CreateFormatter()
        {
            if (textArray != null)
            {
                if (textArray.Length == 2)
                {
                    try
                    {
                        ObjectHandle handle = Activator.CreateInstance(textArray[1], textArray[0]);

                        if (handle != null)
                        {
                            return ((IConfigurationFormat)handle.Unwrap());
                        }
                    }
                    catch { }
                }
            }

            return new XmlConfigurationFormat();
        }
        #endregion

        #region IConfigurationFormat Members

        /// <summary>
        /// Gets the default section.
        /// </summary>
        /// <value>The default section.</value>
        public Section DefaultSection
        {
            get { return this.Formatter.DefaultSection; }
        }

        /// <summary>
        /// Get The Name of Format used by the Formatter
        /// </summary>
        /// <value>format name.</value>
        public string Name
        {
            get { return this.Formatter.Name; }
        }

        /// <summary>
        /// Write the specified section to memory stream and return it;
        /// </summary>
        /// <returns>memory stream containing the section</returns>
        public SmartCore.IO.StringStream Write()
        {
            return this.Formatter.Write();
        }

        /// <summary>
        /// Reads the specified contents.
        /// </summary>
        /// <param name="contents">The contents.</param>
        public void Read(SmartCore.IO.StringStream contents)
        {
            this.Formatter.Read(contents);
        }

        #endregion
    }
}
